Comments on: ZeroAvia and Protium sign agreement to develop green hydrogen infrastructure at UK airports https://www.greenairnews.com/?p=556&utm_source=rss&utm_medium=rss&utm_campaign=zeroavia-and-protium-sign-agreement-to-develop-green-hydrogen-infrastructure-at-uk-airports Reporting on aviation and the environment Mon, 18 Jan 2021 20:16:09 +0000 hourly 1 https://wordpress.org/?v=6.7.1